<template>
  <div class="login-container">
    <div class="h-full flex md:flex-row-reverse">
      <el-form
        ref="loginForm"
        :model="loginForm"
        :rules="loginRules"
        class="login-form"
        autocomplete="on"
        label-position="left"
      >
        <div class="title-container">
          <div v-if="showLoginLogo" class="text-center mt-5 mb-5">
            <img class="inline-block h-20" src="/logo.png" :alt="$t('login.title', {title})" />
          </div>
          <h3 class="title" v-t="{path: 'login.title', args: {title}}">
          </h3>
        </div>

        <el-form-item prop="username">
          <span class="svg-container">
            <svg-icon name="user" />
          </span>
          <el-input
            ref="username"
            v-model="loginForm.username"
            :placeholder="$t('login.username')"

            name="username"
            type="text"
            tabindex="1"
            autocomplete="on"
          />
          <!-- style="font-size:25px;margin-left:25px;margin-bottom:-5px;" -->
        </el-form-item>

        <el-tooltip
          v-model="capsTooltip"
          content="Caps lock is On"
          placement="right"
          manual
        >
          <el-form-item prop="password">
            <span class="svg-container">
              <svg-icon name="password" />
            </span>
            <el-input
              :key="passwordType"
              ref="password"
              v-model="loginForm.password"
              :type="passwordType"
              :placeholder="$t('login.password')"
              name="password"
              tabindex="2"
              autocomplete="on"

              @keyup.native="checkCapslock"
              @blur="capsTooltip = false"
              @keyup.enter.native="handleLogin"
            />
            <!-- style="font-size:25px;margin-left:25px;" -->
            <span
              class="show-pwd"
              @click="showPwd"
            >
              <svg-icon :name="passwordType === 'password' ? 'eye-off' : 'eye-on'" />
            </span>
          </el-form-item>
        </el-tooltip>

        <el-button
          :loading="loading"
          type="darkOrange"
          class="login-btn"
          @click.native.prevent="handleLogin"
        >
          <span style="font-size:22px;">
            {{ $t('login.logIn') }}
          </span>
        </el-button>

        <div v-if="enableRegister" style="position:relative">
          <div class="tips">
            <el-link type="info" href="http://www.mimaosou.com" target="_blank">
              <span style="font-size:16px;">没 有 账 号 , 注 册 新 账 号 ?</span>
            </el-link>
          </div>
        </div>

  <!--&lt;!&ndash;        <el-button&ndash;&gt;-->
  <!--&lt;!&ndash;          class="thirdparty-button"&ndash;&gt;-->
  <!--&lt;!&ndash;          type="primary"&ndash;&gt;-->
  <!--&lt;!&ndash;          @click="showDialog=true"&ndash;&gt;-->
  <!--&lt;!&ndash;        >&ndash;&gt;-->
  <!--&lt;!&ndash;          {{ $t('login.thirdparty') }}&ndash;&gt;-->
  <!--&lt;!&ndash;        </el-button>&ndash;&gt;-->
  <!--      </div>-->
      </el-form>
    </div>
    <el-dialog
      :title="$t('login.thirdparty')"
      :visible.sync="showDialog"
    >
      {{ $t('login.thirdpartyTips') }}
      <br>
      <br>
      <br>
      <social-sign />
    </el-dialog>
  </div>
</template>

<script>
import { UserModule } from '@/store/modules/user'
import { isValidUsername } from '@/utils/validate'
import SocialSign from './components/SocialSignin.vue'
import { OemModule } from '@/store/modules/oem'

export default {
  name: 'Login',
  components: {
    SocialSign
  },
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!isValidUsername(value)) {
        callback(new Error('请输入用户名'))
      } else {
        callback()
      }
    }

    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('请输入密码'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: '',
        password: ''
      },
      loginRules: {
        username: [{ validator: validateUsername, trigger: 'blur' }],
        password: [{ validator: validatePassword, trigger: 'blur' }]
      },

      passwordType: 'password',
      loading: false,
      showDialog: false,
      capsTooltip: false,
      redirect: undefined,
      otherQuery: {}
    }
  },
  watch: {
    $route: {
      immediate: true,
      handler: function(route) {
        // TODO: remove the "as Dictionary<string>" hack after v4 release for vue-router
        // See https://github.com/vuejs/vue-router/pull/2050 for details
        const query = route.query
        if (query) {
          this.redirect = query.redirect
          this.otherQuery = this.getOtherQuery(query)

          console.log(query.redirect)
          console.log(this.getOtherQuery(query))
        }
      }
    }
  },
  mounted() {
    if (this.loginForm.username === '') {
      (this.$refs.username).focus()
    } else if (this.loginForm.password === '') {
      (this.$refs.password).focus()
    }
  },
  computed: {
    title() {
      return OemModule.name
    },
    showLoginLogo() {
      return OemModule.showLoginLogo
    },
    enableRegister() {
      return location.host === 'crm.yimisoft.com'
    }
  },
  methods: {
    checkCapslock(e) {
      const { key } = e
      this.capsTooltip = key !== null && key.length === 1 && (key >= 'A' && key <= 'Z')
    },
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        (this.$refs.password).focus()
      })
    },
    handleLogin() {
      (this.$refs.loginForm).validate(async(valid) => {
        if (valid) {
          this.loading = true
          UserModule.Login(this.loginForm).then(() => {
            this.$router.push({
              path: this.redirect || '/',
              query: this.otherQuery
            }).catch(err => {
              console.warn(err)
            })
          }).finally(() => {
          // Just to simulate the time of the request
            setTimeout(() => {
              this.loading = false
            }, 0.5 * 1000)
          })
        } else {
          return false
        }
      })
    },
    getOtherQuery(query) {
      return Object.keys(query).reduce((acc, cur) => {
        if (cur !== 'redirect') {
          acc[cur] = query[cur]
        }
        return acc
      }, {})
    }
  }
}

</script>

<style lang="scss" scoped>
// References: https://www.zhangxinxu.com/wordpress/2018/01/css-caret-color-first-line/
@supports (-webkit-mask: none) and (not (cater-color: $loginCursorColor)) {
  .login-container .el-input {
    input { color: $loginCursorColor; }
    input::first-line { color: $lightGray; }
  }
}

.login-container {
   &::v-deep .el-input {
    display: inline-block;
    height: 50px;
    width: 85%;
    font-size:25px;
    margin-left:25px;

    input {
      height: 50px;
      line-height: 50px;
      background: transparent;
      border: 0px;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $darkGray;
      caret-color: $darkGray;
      -webkit-appearance: none;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $loginBg inset !important;
        -webkit-text-fill-color: #fff !important;
      }
      &::first-line {
        color: #666666;
      }
    }
  }

    &::v-deep .el-form-item__error{
      font-size: 18px;
    }

  .el-form-item {
    border: 1px solid #889aa4;
    //background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #666666;
    margin-bottom: 31px;
  }

  .login-btn {
    width:458px;
    height:50px;
    margin-top:10px;
    border-radius: 30px;
  }
}

 html,body
  {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
  }
  // .el-select .el-input {
  //   width: 458px;
  //   height: 55px;
  // }
  .login-container {
    height: 100%;
    width: 100%;
    overflow: hidden;
    // background-color: $darkOrange;
    background-color: black;
    background: url("~@/assets/login_bg.jpeg");
    background-size: cover;

    .login-form {
      @apply bg-white rounded-[20px] p-7.5 m-auto mt-45 md:mx-0 md:mr-30;
    }

    .tips {
      font-size: 25px;
      color: #fff;
      margin: 20px 0px 10px;
      text-align: center;
      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }

    .svg-container {
      padding-left: 15px;
      color: #666666;
      // vertical-align: middle;
      width: 30px;
      font-size: 26px;
      display: inline-block;
    }

    .title-container {
      position: relative;
      color: #424242;
      .title {
        font-size: 22px;
        margin: 0px auto 30px auto;
        color: #333333;
        text-align: center;
        font-weight: unset;
      }

      .sub-title {
        color: #4a4a4a;
        text-align: center;
      }

      .set-language {
        color: #fff;
        position: absolute;
        top: 3px;
        font-size: 18px;
        right: 0px;
        cursor: pointer;
      }
    }

    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $darkGray;
      cursor: pointer;
      user-select: none;
    }

    .thirdparty-button {
      position: absolute;
      right: 0;
      bottom: 6px;
    }

    @media only screen and (max-width: 470px) {
      .thirdparty-button {
        display: none;
      }
    }
  }
</style>
